53407669578 has 32 divisors (see below), whose sum is σ = 107389017216. Its totient is φ = 17707108608.

The previous prime is 53407669577. The next prime is 53407669589. The reversal of 53407669578 is 87596670435.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53407669577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1312251 + ... + 1352337.

It is an arithmetic number, because the mean of its divisors is an integer number (3355906788).

Almost surely, 2^53407669578 is an apocalyptic number.

53407669578 is an abundant number, since it is smaller than the sum of its proper divisors (53981347638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53407669578 is a wasteful number, since it uses less digits than its factorization.

53407669578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41278.

The product of its (nonzero) digits is 38102400, while the sum is 60.

The spelling of 53407669578 in words is "fifty-three billion, four hundred seven million, six hundred sixty-nine thousand, five hundred seventy-eight".